simulation
n. 模拟，仿造物；假装，冒充
例句
Training includes realistic simulation of casualty procedures.
训练包括伤亡处理程序的实际模拟。
《柯林斯英汉双解大词典》
To make the training realistic the simulation operates in real time.
为使训练真实，模拟是实时运行的。
《牛津词典》
The simulation takes no account of the effects of coastal erosion.
该模拟没有考虑海岸侵蚀的影响。
